| 7 | 1 to enable automap on addresses 0x3DXX (instruction fetch, instant, ROM3) > TRDOS |
| 6 | 1 to disable automap on addresses 0x1FF8-0x1FFF (instruction fetch, delayed) |
| 5 | 1 to enable automap on address 0x056A (instruction fetch, delayed, ROM3) \ tape traps |
| 4 | 1 to enable automap on address 0x04D7 (instruction fetch, delayed, ROM3) / nextzxos (better compatibility) |
| 3 | 1 to enable automap on address 0x0562 (instruction fetch, delayed, ROM3) \ tape traps |
| 2 | 1 to enable automap on address 0x04C6 (instruction fetch, delayed, ROM3) / esxdos + original divmmc |
| 1 | 1 to enable automap on address 0x0066 (instruction fetch + button, instant) |
| 0 | 1 to enable automap on address 0x0066 (instruction fetch + button, delayed) |